diff --git a/internal/api/router/endpoints.go b/internal/api/router/endpoints.go
index 91b35cc..98d270a 100644
--- a/internal/api/router/endpoints.go
+++ b/internal/api/router/endpoints.go
@@ -19,12 +19,12 @@ const wildcard = "*"
 
 func healthCheck(w http.ResponseWriter, _ *http.Request, _ httprouter.Params) {
 	w.Header().Set(contentType, applicationJSON)
-	fmt.Fprintf(w, `{"status": "ok"}`)
+	_, _ = fmt.Fprintf(w, `{"status": "ok"}`)
 }
 
 func getVersion(w http.ResponseWriter, _ *http.Request, _ httprouter.Params) {
 	w.Header().Set(contentType, applicationJSON)
-	fmt.Fprintf(w, `{"version": "%s", "build_time": "%s", "build_user": "%s"}`, app.Info.Version, app.Info.BuildTime, app.Info.BuildUser)
+	_, _ = fmt.Fprintf(w, `{"version": "%s", "build_time": "%s", "build_user": "%s"}`, app.Info.Version, app.Info.BuildTime, app.Info.BuildUser)
 }
 
 func prometheusMetrics(h http.Handler) httprouter.Handle {
diff --git a/internal/convertor/device/serializer.go b/internal/convertor/device/serializer.go
index 64592b8..32bab44 100644
--- a/internal/convertor/device/serializer.go
+++ b/internal/convertor/device/serializer.go
@@ -1,7 +1,6 @@
 package device
 
 import (
-	"bytes"
 	"encoding/json"
 	"errors"
 
@@ -94,18 +93,12 @@ func (s *SafeRepository) GetDeviceOpenConfigJSON(hostname string) ([]byte, error
 
 		var config json.RawMessage
 		var err error
-		out := bytes.NewBuffer(nil)
 
 		if config, err = dev.GetCompactJSON(); err != nil {
 			log.Error().Err(err).Send()
 			return []byte(emptyJSON), err
 		}
 
-		if err := json.Compact(out, []byte(dev.Config.JSON)); err != nil {
-			log.Error().Err(err).Send()
-			return []byte(emptyJSON), err
-		}
-
 		if r, err := json.Marshal(config); err != nil {
 			log.Error().Err(err).Send()
 			return []byte(emptyJSON), err